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wang3702 Create First Unique Character in a String.md
c6afe77 Apr 23, 2019
Create First Unique Character in a String.md
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March 19, 2019 16:54
# Count and Say
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November 19, 2018 22:19
#Best Time to Buy and Sell Stock IV.md
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January 20, 2019 22:47
#Best Time to Buy and Sell Stock with Cooldown.md
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February 24, 2019 15:29
#Bitwise AND of Numbers Range.md
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January 21, 2019 10:43
#Count Primes.md
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March 12, 2019 22:47
#Gray Code.md
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December 17, 2018 23:27
#LRU Cache.md
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January 20, 2019 15:00
#Largest Number.md
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March 1, 2019 12:22
#Largest Rectangle in Histogram.md
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December 16, 2018 22:32
#Longest Substring with At Least K Repeating Characters.md
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April 23, 2019 17:34
#Maximum Product Subarray.md
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February 1, 2019 23:44
#Minimum Window Substring.md
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December 16, 2018 14:51
#Palindrome Partitioning II.md
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January 20, 2019 15:39
#Queue Reconstruction by Height.md
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February 24, 2019 17:43
#Recover Binary Search Tree.md
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December 20, 2018 22:43
#Remove Invalid Parentheses.md
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February 16, 2019 00:06
#Student Attendance Record II
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January 23, 2019 22:59
#The Skyline Problem.md
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March 19, 2019 17:00
#divide-two-integers
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November 6, 2018 00:03
#longest-palindromic-substring
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October 21, 2018 23:55
#regular-expression-matching
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October 25, 2018 21:39
3sum
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October 28, 2018 11:43
3sum-closest
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October 28, 2018 22:09
4Sum II.md
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April 11, 2019 16:39
4sum
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October 29, 2018 15:59
Add Binary.md
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December 14, 2018 21:57
Add and Search Word - Data structure design.md
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January 21, 2019 11:03
Basic Calculator II.md
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March 18, 2019 22:12
Best Time to Buy and Sell Stock.md
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February 25, 2019 20:00
Binary Tree Inorder Traversal.md
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December 18, 2018 22:53
Binary Tree Level Order Traversal.md
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January 17, 2019 23:52
Binary Tree Maximum Path Sum.md
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January 20, 2019 15:12
Binary Tree Zigzag Level Order Traversal.md
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January 29, 2019 00:14
Burst Balloons.md
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January 23, 2019 09:09
Climbing Stairs.md
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December 15, 2018 17:26
Coin Change.md
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February 5, 2019 00:01
Combination Sum
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November 19, 2018 23:27
Combination Sum II
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November 19, 2018 23:46
Combinations.md
Create Combinations.md
December 16, 2018 15:20
Construct Binary Tree from Inorder and Postorder Traversal.md
Create Construct Binary Tree from Inorder and Postorder Traversal.md
January 21, 2019 22:28
Construct Binary Tree from Preorder and Inorder Traversal.md
Create Construct Binary Tree from Preorder and Inorder Traversal.md
January 19, 2019 20:34
Convert BST to Greater Tree.md
Create Convert BST to Greater Tree.md
February 25, 2019 20:42
Convert Sorted Array to Binary Search Tree.md
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January 19, 2019 22:41
Copy List with Random Pointer.md
Create Copy List with Random Pointer.md
February 28, 2019 00:18
Counting Bits.md
Create Counting Bits.md
February 24, 2019 17:55
Couples Holding Hands.md
Create Couples Holding Hands.md
January 24, 2019 08:50
Course Schedule.md
Create Course Schedule.md
February 9, 2019 00:27
Cracking the Safe.md
Create Cracking the Safe.md
January 21, 2019 11:29
Create Maximum Number.md
Create Create Maximum Number.md
January 21, 2019 15:50
Decode String.md
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February 24, 2019 15:42
Decode Ways.md
Update Decode Ways.md
December 18, 2018 21:11
Department Top Three Salaries.md
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January 20, 2019 20:37
Diameter of Binary Tree.md
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February 25, 2019 20:15
Dungeon Game.md
Create Dungeon Game.md
January 20, 2019 20:31
Edit Distance.md
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December 15, 2018 19:16
Evaluate Reverse Polish Notation.md
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March 13, 2019 17:23
Excel Sheet Column Number.md
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January 20, 2019 20:05
Factorial Trailing Zeroes.md
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April 1, 2019 18:42
Final Longest Palindromic Substring.md
Create Final Longest Palindromic Substring.md
March 12, 2019 20:55
Find All Anagrams in a String.md
Create Find All Anagrams in a String.md
February 8, 2019 12:52
Find All Numbers Disappeared in an Array.md
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February 25, 2019 20:58
Find K-th Smallest Pair Distance.md
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January 24, 2019 08:45
Find Minimum in Rotated Sorted Array.md
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January 20, 2019 19:59
Find the Duplicate Number.md
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February 24, 2019 16:16
First Missing Positive
Create First Missing Positive
November 20, 2018 12:00
First Unique Character in a String.md
Create First Unique Character in a String.md
April 23, 2019 17:46
Fizz Buzz.md
Create Fizz Buzz.md
April 11, 2019 16:43
Flatten Binary Tree to Linked List.md
Create Flatten Binary Tree to Linked List.md
February 24, 2019 12:18
Fraction to Recurring Decimal.md
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January 21, 2019 22:43
Gas Station.md
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April 1, 2019 15:13
Hamming Distance.md
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February 24, 2019 17:08
House Robber III.md
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February 24, 2019 16:13
House Robber.md
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January 20, 2019 23:00
Implement Stack using Queues.md
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January 31, 2019 23:42
Implement Trie (Prefix Tree).md
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February 5, 2019 23:45
Insert Interval.md
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December 2, 2018 23:15
Interleaving String.md
Create Interleaving String.md
December 19, 2018 21:50
Intersection of Two Linked Lists.md
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February 6, 2019 00:08
Invert Binary Tree.md
Create Invert Binary Tree.md
February 25, 2019 21:21
Jewels and Stones.md
Create Jewels and Stones.md
February 24, 2019 17:13
Jump Game.md
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November 28, 2018 23:26
Kth Largest Element in an Array.md
Create Kth Largest Element in an Array.md
February 24, 2019 15:50
Length of Last Word.md
Create Length of Last Word.md
December 2, 2018 23:25
Linked List Cycle II.md
Create Linked List Cycle II.md
January 20, 2019 10:07
Linked List Cycle.md
Create Linked List Cycle.md
February 8, 2019 12:22
Longest Consecutive Sequence.md
Create Longest Consecutive Sequence.md
January 20, 2019 15:33
Longest Increasing Subsequence.md
Create Longest Increasing Subsequence.md
February 24, 2019 12:03
Longest Valid Parentheses
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November 13, 2018 13:01
Lowest Common Ancestor of a Binary Tree.md
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February 7, 2019 23:37
Majority Element.md
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February 25, 2019 20:45
Max Points on a Line.md
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January 20, 2019 19:37
Maximal Rectangle.md
Create Maximal Rectangle.md
December 17, 2018 00:40
Maximal Square.md
Create Maximal Square.md
February 6, 2019 12:40
Maximum Depth of Binary Tree.md
Create Maximum Depth of Binary Tree.md
January 28, 2019 13:55
Maximum Gap.md
Create Maximum Gap.md
January 20, 2019 20:02
Maximum Subarray.md
Create Maximum Subarray.md
November 26, 2018 23:35
Merge Intervals.md
Create Merge Intervals.md
December 2, 2018 00:38
Merge Sorted Array.md
Create Merge Sorted Array.md
December 17, 2018 22:11
Merge Two Binary Trees.md
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February 25, 2019 22:21
Min Stack.md
Create Min Stack.md
February 8, 2019 12:19
Minimum Path Sum.md
Create Minimum Path Sum.md
December 13, 2018 21:34
Move Zeroes.md
Create Move Zeroes.md
February 25, 2019 21:16
Next Permutation
Create Next Permutation
November 11, 2018 00:17
Number of 1 Bits.md
Create Number of 1 Bits.md
April 1, 2019 14:56
Number of Atoms.md
Create Number of Atoms.md
January 21, 2019 17:58
Number of Islands.md
Create Number of Islands.md
January 21, 2019 09:10
Palindrome Linked List.md
Create Palindrome Linked List.md
February 7, 2019 23:53
Palindrome Pairs.md
Create Palindrome Pairs.md
January 21, 2019 16:38
Palindromic Substrings.md
Create Palindromic Substrings.md
February 24, 2019 17:01
Partition Equal Subset Sum.md
Create Partition Equal Subset Sum.md
February 24, 2019 09:55
Partition List.md
Create Partition List.md
December 17, 2018 20:52
Pascal's Triangle.md
Create Pascal's Triangle.md
January 19, 2019 23:09
Path Sum III.md
Create Path Sum III.md
February 24, 2019 13:37
Perfect Squares.md
Create Perfect Squares.md
February 20, 2019 12:54
Plus One.md
Create Plus One.md
December 14, 2018 20:36
Populating Next Right Pointers in Each Node.md
Create Populating Next Right Pointers in Each Node.md
January 19, 2019 22:59
Product of Array Except Self.md
Create Product of Array Except Self.md
February 24, 2019 16:24
README.md
Update README.md
October 26, 2018 11:14
Remove Boxes.md
Create Remove Boxes.md
January 21, 2019 16:26
Remove Duplicates from Sorted Array II.md
Create Remove Duplicates from Sorted Array II.md
December 16, 2018 17:35
Remove Duplicates from Sorted List II.md
Create Remove Duplicates from Sorted List II.md
December 16, 2018 20:46
Remove Duplicates from Sorted List.md
Create Remove Duplicates from Sorted List.md
December 16, 2018 21:15
Repeated DNA Sequences.md
Create Repeated DNA Sequences.md
January 20, 2019 21:02
Restore IP Addresses.md
Create Restore IP Addresses.md
December 18, 2018 22:22
Reverse Bits.md
Create Reverse Bits.md
March 12, 2019 22:55
Reverse Linked List II.md
Create Reverse Linked List II.md
December 18, 2018 21:28
Reverse Linked List.md
Create Reverse Linked List.md
February 25, 2019 20:54
Reverse String.md
Create Reverse String.md
March 12, 2019 23:11
Rotate Array.md
Create Rotate Array.md
March 12, 2019 22:51
Rotate List.md
Create Rotate List.md
December 7, 2018 10:09
Same Tree.md
Create Same Tree.md
December 20, 2018 22:55
Scramble String.md
Create Scramble String.md
December 17, 2018 22:02
Search a 2D Matrix II.md
Create Search a 2D Matrix II.md
February 24, 2019 12:10
Search a 2D Matrix.md
Create Search a 2D Matrix.md
December 15, 2018 22:47
Search in Rotated Sorted Array II.md
Create Search in Rotated Sorted Array II.md
December 16, 2018 19:26
Serialize and Deserialize Binary Tree.md
Create Serialize and Deserialize Binary Tree.md
February 24, 2019 00:38
Set Matrix Zeroes.md
Create Set Matrix Zeroes.md
December 15, 2018 20:57
Shortest Unsorted Continuous Subarray.md
Create Shortest Unsorted Continuous Subarray.md
February 5, 2019 23:30
Simplify Path.md
Create Simplify Path.md
December 15, 2018 18:26
Single Number II.md
Create Single Number II.md
January 19, 2019 23:44
Single Number.md
Create Single Number.md
February 25, 2019 22:15
Sliding Window Maximum.md
Create Sliding Window Maximum.md
February 9, 2019 12:57
Smallest Range.md
Create Smallest Range.md
January 22, 2019 20:26
Sort Colors.md
Create Sort Colors.md
December 15, 2018 23:05
Sort List.md
Create Sort List.md
February 6, 2019 23:53
Sqrt(x).md
Create Sqrt(x).md
December 15, 2018 15:49
Student Attendance Record III.md
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January 24, 2019 00:43
Subarray Sum Equals K.md
Create Subarray Sum Equals K.md
February 24, 2019 12:53
Subsets II.md
Create Subsets II.md
December 17, 2018 23:47
Subsets.md
Create Subsets.md
December 16, 2018 16:07
Subtree of Another Tree.md
Create Subtree of Another Tree.md
February 13, 2019 12:31
Surrounded Regions.md
Create Surrounded Regions.md
January 21, 2019 23:32
Symmetric Tree.md
Update Symmetric Tree.md
January 17, 2019 23:54
Target Sum.md
Update Target Sum.md
February 24, 2019 20:21
Task Scheduler.md
Create Task Scheduler.md
February 24, 2019 20:00
Text Justification.md
Create Text Justification.md
December 15, 2018 15:36
Top K Frequent Elements.md
Create Top K Frequent Elements.md
January 23, 2019 14:44
Unique Binary Search Trees II.md
Create Unique Binary Search Trees II.md
December 18, 2018 23:23
Unique Binary Search Trees.md
Create Unique Binary Search Trees.md
December 19, 2018 21:22
Unique Paths II.md
Create Unique Paths II.md
December 13, 2018 21:17
Unique Paths.md
Create Unique Paths.md
December 9, 2018 00:10
Valid Number.md
Create Valid Number.md
December 13, 2018 22:26
Valid Palindrome.md
Create Valid Palindrome.md
March 12, 2019 23:07
Validate Binary Search Tree.md
Create Validate Binary Search Tree.md
December 20, 2018 00:05
Wiggle Sort II.md
Create Wiggle Sort II.md
March 12, 2019 22:00
Word Break II.md
Create Word Break II.md
March 12, 2019 21:47
Word Break.md
Create Word Break.md
February 7, 2019 11:40
Word Ladder.md
Create Word Ladder.md
January 22, 2019 16:33
Word Search II.md
Create Word Search II.md
March 12, 2019 22:30
Word Search.md
Create Word Search.md
December 16, 2018 16:58
ZigZag
Create ZigZag
October 22, 2018 11:49
add_Two_number
Create add_Two_number
October 19, 2018 11:56
container-with-most-water.md
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November 20, 2018 23:58
find-first-and-last-position-of-element-in-sorted-array
Create find-first-and-last-position-of-element-in-sorted-array
November 15, 2018 22:33
generate-parentheses
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November 2, 2018 10:50
group-anagrams.md
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November 25, 2018 22:43
implement-strstr
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November 4, 2018 23:34
integer-to-roman
Create integer-to-roman
October 26, 2018 11:37
jump-game-ii.md
Create jump-game-ii.md
November 21, 2018 23:18
letter-combinations-of-a-phone-number.md
new updates on phone number
October 29, 2018 00:19
longest-common-prefix
Create longest-common-prefix
October 26, 2018 10:25
longest-substring-without-repeating-characters
Rename ongest-substring-without-repeating-characters to longest-subst…
October 24, 2018 10:23
median-of-two-sorted-arrays
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October 21, 2018 23:54
merge-k-sorted-lists
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November 2, 2018 11:28
merge-two-sorted-lists
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October 31, 2018 17:13
multiply-strings.md
Create multiply-strings.md
November 21, 2018 16:14
n-queens-ii.md
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November 26, 2018 10:18
n-queens.md
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November 25, 2018 23:52
palindrome-number
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October 24, 2018 10:22
permutation-sequence.md
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December 5, 2018 00:33
permutations-ii.md
Create permutations-ii.md
November 22, 2018 23:26
permutations.md
Create permutations.md
November 22, 2018 23:07
powx-n.md
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November 25, 2018 23:01
remove-duplicates-from-sorted-array
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November 4, 2018 23:23
remove-element
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November 4, 2018 23:27
remove-nth-node-from-end-of-list
Create remove-nth-node-from-end-of-list
October 29, 2018 16:22
reverse-integer
Create reverse-integer
October 22, 2018 10:24
reverse-nodes-in-k-group
Create reverse-nodes-in-k-group
November 3, 2018 23:11
roman-to-integer
Create roman-to-integer
October 26, 2018 11:50
rotate-image.md
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November 25, 2018 00:14
search-in-rotated-sorted-array
Create search-in-rotated-sorted-array
November 13, 2018 23:49
search-insert-position
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November 15, 2018 22:52
spiral-matrix-ii.md
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December 4, 2018 00:05
spiral-matrix.md
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November 27, 2018 23:35
string-to-integer-atoi
Create string-to-integer-atoi
October 24, 2018 11:04
substring-with-concatenation-of-all-words
Create substring-with-concatenation-of-all-words
November 9, 2018 12:22
sudoku-solver
Create sudoku-solver
November 17, 2018 00:00
swap-nodes-in-pairs
Create swap-nodes-in-pairs
November 3, 2018 23:00
top_k_path
Create top_k_path
October 30, 2018 20:36
top_k_path.py
try to find top k paths for a matrix
October 30, 2018 20:35
trapping-rain-water.md
Update trapping-rain-water.md
November 20, 2018 23:58
two_sum
Create two_sum
October 19, 2018 11:54
valid-parentheses
Create valid-parentheses
October 31, 2018 15:55
valid-sudoku
Create valid-sudoku
November 16, 2018 10:31
wildcard-matching.md
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November 21, 2018 17:09

README.md

LeetCode

Here includes all codes that I tried on leetcode. Most of them related to algorithms. Please notice that questions I marked with #(Usually they are difficult or interesting).

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